/*
 * ==========================================================================================
 * =                   JAHIA'S DUAL LICENSING - IMPORTANT INFORMATION                       =
 * ==========================================================================================
 *
 *                                 http://www.jahia.com
 *
 *     Copyright (C) 2002-2020 Jahia Solutions Group SA. All rights reserved.
 *
 *     THIS FILE IS AVAILABLE UNDER TWO DIFFERENT LICENSES:
 *     1/GPL OR 2/JSEL
 *
 *     1/ GPL
 *     ==================================================================================
 *
 *     IF YOU DECIDE TO CHOOSE THE GPL LICENSE, YOU MUST COMPLY WITH THE FOLLOWING TERMS:
 *
 *     This program is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 *
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License
 *     along with this program. If not, see <http://www.gnu.org/licenses/>.
 *
 *
 *     2/ JSEL - Commercial and Supported Versions of the program
 *     ===================================================================================
 *
 *     IF YOU DECIDE TO CHOOSE THE JSEL LICENSE, YOU MUST COMPLY WITH THE FOLLOWING TERMS:
 *
 *     Alternatively, commercial and supported versions of the program - also known as
 *     Enterprise Distributions - must be used in accordance with the terms and conditions
 *     contained in a separate written agreement between you and Jahia Solutions Group SA.
 *
 *     If you are unsure which license is appropriate for your use,
 *     please contact the sales department at sales@jahia.com.
 */
package org.jahia.taglibs.query;

import javax.jcr.RepositoryException;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.JspTagException;

/**
 * Tag used to create a Query Object Model Selector.
 * The selector is assigned to the parent QueryObjectModel taken from the parent QueryDefinitionTag
 * <code>parentQueryDefinitionTag.setSource(selector)</code>
 *
 * User: hollis
 * Date: 8 nov. 2007
 * Time: 13:08:23
 */
public class SelectorTag extends QOMBuildingTag {

    private static final long serialVersionUID = -4715677329006113172L;

    private String nodeTypeName;

    public int doEndTag() throws JspException {
        try {
            if (getSelectorName() == null) {
                setSelectorName(nodeTypeName);
            }

            getQOMBuilder().setSource(getQOMFactory().selector(nodeTypeName, getSelectorName()));
        } catch (RepositoryException e) {
            throw new JspTagException(e);
        } finally {
            resetState();
        }

        return EVAL_PAGE;
    }

    @Override
    protected void resetState() {
        nodeTypeName = null;
        super.resetState();
    }

    public void setNodeTypeName(String nodeTypeName) {
        this.nodeTypeName = nodeTypeName;
    }
}